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St. Louis

$91+ Cheap flights from San Jose, CA to St. Louis (SJC - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — STL
Jan 31 — Feb 71
Sat 1/31
Sat 2/7
1 adult, Economy
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Cheap flight deals from San Jose to St. Louis

Best flights from San Jose to St. Louis
Discover carefully curated flight deals from San Jose to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 1, 2026.

This CheapOair deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2212:34 pmSJC - STL
1 stop6h 32mFrontier
Sun 1/259:27 pmSTL - SJC
1 stop14h 15mFrontier
Deal found 12/31$239
This Delta deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:40 amSJC - STL
2 stops10h 41mDelta
Mon 3/235:25 pmSTL - SJC
2 stops19h 33mDelta
Deal found 12/31$273
This Alaska Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:00 amSJC - STL
1 stop13h 59mAlaska Airlines
Wed 3/47:00 amSTL - SJC
1 stop29h 28mAlaska Airlines
Deal found 12/30$332
This Delta deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1211:45 amSJC - STL
2 stops9h 38mDelta
Tue 2/177:00 amSTL - SJC
2 stops12h 38mDelta
Deal found 12/30$313
This Alaska Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/226:15 amSJC - STL
1 stop29h 39mAlaska Airlines
Mon 1/262:50 pmSTL - SJC
1 stop28h 18mAlaska Airlines
Deal found 12/30$342
This Delta deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2311:40 amSJC - STL
2 stops9h 43mDelta
Mon 1/263:31 pmSTL - SJC
1 stop7h 57mDelta
Deal found 12/30$316
This Alaska Airlines deal was found by Cheapflights users on 1/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/203:36 pmSJC - STL
1 stop20h 18mAlaska Airlines
Sat 1/246:19 pmSTL - SJC
1 stop17h 29mAlaska Airlines
Deal found 1/1$342
This Delta deal was found by Cheapflights users on 1/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/201:20 pmSJC - STL
1 stop6h 18mDelta
Sat 1/246:35 amSTL - SJC
2 stops15h 30mDelta
Deal found 1/1$317
This Alaska Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/79:05 amSJC - STL
1 stop26h 49mAlaska Airlines
Mon 2/92:50 pmSTL - SJC
1 stop25h 52mAlaska Airlines
Deal found 12/30$342
This Delta deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1011:45 amSJC - STL
2 stops9h 40mDelta
Sat 2/146:00 amSTL - SJC
1 stop8h 39mDelta
Deal found 12/31$317
This Delta deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/411:45 amSJC - STL
2 stops9h 40mDelta
Sat 2/73:31 pmSTL - SJC
1 stop7h 51mDelta
Deal found 12/30$324

Find flight deals from San Jose to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 1, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$202
(CheapOair)

One-way from

$91
(Orbitz)

Popular in

December

Cheapest in

September

Average price

$387
Provider with most accurate pricing for San Jose-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-Lambert-St Louis flights.
Search Deals
From San Jose to Lambert-St Louis
Search Deals
One-way flight from San Jose to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 1, 2026.
Use the filters below to find and compare flights from San Jose to St. Louis that are best for you.

Fly from

San Jose

Fly to

St. Louis

Route

Depart

Return

Price

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Thu 1/22

12:34 pm-9:06 pm

1 stop6h 32m

Lambert-St Louis

Sun 1/25

9:27 pm-9:42 am

1 stop14h 15m

$239

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Wed 3/18

11:40 am-12:21 am

2 stops10h 41m

Lambert-St Louis

Mon 3/23

5:25 pm-10:58 am

2 stops19h 33m

$273

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Thu 2/12

11:45 am-11:23 pm

2 stops9h 38m

Lambert-St Louis

Tue 2/17

7:00 am-5:38 pm

2 stops12h 38m

$313

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Fri 1/23

11:40 am-11:23 pm

2 stops9h 43m

Lambert-St Louis

Mon 1/26

3:31 pm-9:28 pm

1 stop7h 57m

$316

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Tue 1/20

1:20 pm-9:38 pm

1 stop6h 18m

Lambert-St Louis

Sat 1/24

6:35 am-8:05 pm

2 stops15h 30m

$317

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Tue 2/10

11:45 am-11:25 pm

2 stops9h 40m

Lambert-St Louis

Sat 2/14

6:00 am-12:39 pm

1 stop8h 39m

$317

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Wed 2/4

11:45 am-11:25 pm

2 stops9h 40m

Lambert-St Louis

Sat 2/7

3:31 pm-9:22 pm

1 stop7h 51m

$324

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Sun 3/1

8:00 am-11:59 pm

1 stop13h 59m

Lambert-St Louis

Wed 3/4

7:00 am-10:28 am

1 stop29h 28m

$332

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Thu 1/22

6:15 am-1:54 pm

1 stop29h 39m

Lambert-St Louis

Mon 1/26

2:50 pm-5:08 pm

1 stop28h 18m

$342

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Tue 1/20

3:36 pm-1:54 pm

1 stop20h 18m

Lambert-St Louis

Sat 1/24

6:19 pm-9:48 am

1 stop17h 29m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/31

Showing 1-10 of 18 results
1
2

Compare providers for flights from San Jose to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to St. Louis in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Jose, California-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Jose, California-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Jose, California-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose, California-St. Louis flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose, California-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Jose to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from San Jose with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Jose to St. Louis

How far ahead should I book a flight from San Jose, California to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from San Jose to St. Louis. Price data was last updated on December 26, 2025.

The best time to book flights from San Jose, California to St. Louis is 15 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Jose, California to St. Louis?

Currently, February is the cheapest month in which you can book a flight from San Jose, California to St. Louis (average of $91). Flying from San Jose, California to St. Louis in June is currently the most expensive (average of $262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated January 1, 2026.
Read through reviews of airlines operating flights from San Jose to St. Louis, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,021 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,132 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,074 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from San Jose to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Jose, California to St. Louis?

    A quick flight from San Jose, California to St. Louis can take about 6h 32m. Frontier provides one of the quickest options available for as low as $239. There are 1710 mi between San Jose, California and St. Louis. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Jose, California to St. Louis round-trip?

    Delta, at $136, was found to be the cheapest airline from San Jose, California to St. Louis.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is priced at 66% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Jose, California to St. Louis one-way?

    The cheapest airlines for a one-way flight from San Jose, California to St. Louis are Southwest ($124), Delta ($128), and American Airlines ($171).

  • Can I find deals for flights from San Jose to St. Louis that include hotel bookings?

    Yes. In addition to deals on San Jose to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to St. Louis.

  • Can I find deals for business class flights from San Jose to St. Louis?

    Yes. Cheapflights offers flight deals from San Jose to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Jose, California to St. Louis?

    Currently, February is the cheapest month in which you can book a flight from San Jose, California to St. Louis (average of $91). Flying from San Jose, California to St. Louis in June is currently the most expensive (average of $262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

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Top 4 airlines flying from San Jose to St. Louis

Discover the top 4 airlines that operate flights from San Jose to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$246Average$378FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$404FlexibilityNo cancel feeOn-time69%
DeltaCheapest$256Average$378FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$332Average$420FlexibilityNo cancel feeOn-time63%

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